140CPS21100
140CPS21100
140CPS21100
选择减速规律时，不仅要考虑平稳性，更重要的是考虑到停止时的定位精度。从理论上讲，只要减速点选得正确，指数规律和线性规律的减速都可以精确定位，但难点是减速点的确定。通常减速点的确定方法有：
（1） 如果在起动和停止时采用相同的加减速规律，则可以根据升速过程的有关参数和对称性来确定减速点。
（2） 根据进给速度、减速时间和减速的加速度等有关参数来计算减速点，在当今高速CPU十分普及的条件下，这对于CNC的伺服系统来说很容易实现，且比方法（1）灵活。
伺服控制时，由软件在每个采样周期判断：若剩余总进给量大于减速点所对应的剩余进给量，则该瞬时进给速度不变（等于给定值），否则，按一定规律减速。
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SQUARE D 9007C66B2S10 SERIES A 600 VOLTS LIMIT SWITCH,
EDWARDS 24VDC .3A STROBE LIGHT, 98BB-G1
THOMAS & BETTS 600V 90°C MOTOR STUB SPLICE INSULATORS,
SIEMENS 50 PSIG 1.5 SCFM 1/4" NPT PRECISION PRESSURE RE
BALDOR / RELIANCE 1/3HP 115/230V 6/3A 1725 RPM ELECTRIC
1"NPT, PIPE FITTING LOT OF 23
DADCO 32MM BORE, 80MM STROKE, 140PSI, PNEUMATIC CYLINDE
GATES 20C12M, HYDRAULIC HOSE, 3000 PSI, 20" OAL, 1 1/4"
HONEYWELL T-915 TEMPERATURE CONTROLLER, 17 1/8" PROBE
ENERTROLS GOLDLINE SALD 3/4 X 2-P-SF SPRING SHOCK ABSOR
SQUARE D 9001KR8P1RH25 SERIES J 110-120 VOLT PUSH/PULL
TURCK RSM-RKM-66, CORDSET, 6P MALE/FEMALE, 2M, LOT OF 2
ROSS, 5X00B6047, PILOT REGULATOR, 1" NPT, 20.7 BAR MAX,
NUMATICS 150PSIG-AIR, 110-120V, 50-60HZ, SOLENOID VALVE
HONEYWELL MP918B 1048 DAMPER ACTUATOR, NIB
WILKERSON 3/8"NPT, 150PSIG, 125oF FILTER/REGULATOR CB6-
PEPPERL + FUCHS NJ2-F-2.875-V1 INDUCTIVE CYLINDER POSIT
ALLEN-BRADLEY 800T-PAT16R ILLUMINATED PUSH BUTTON UNIT,
BUSSMANN KAC-60, RECTIFIER FUSE, 600 VAC, 60 AMP, LOT O
CPI 4 1/4" DIA VACUUM SUCTION CUP LOT OF 19
PRECISION TWIST DRILL PTD, 36.00 MM TAPER SHANK TWIST D
PARKER HYDRAULIC FILTER ELEMENT CARTRIDGE FTCE2B10Q ON
ASCO 8210G002 2-WAY SOLENOID VALVE, NNB
DUNGS 7 PSI, 1" NPT REGULATOR FRG 510/6
DUNGS 7 PSI, 1 1/2" NPT REGULATOR VALVE FRG 515/6
NUMATICS 24VDC 120 PSIG-AIR SOLENOID VALVE W/ BASE, 062
PEPPERL & FUCHS NJ40+U4+W4-Y12206 20-250 VAC INDUCTIVE
FANUC DE-2044-905 S-500 AUX BATT/PWR C5B1 CABLE,
WECO CRB-DH+/RJ45, PROGRAM/DUPLEX TERMINAL, 115 VAC, NE
ALLEN BRADLEY 1792-IB8A SERIES B 25 VDC 8 DC INPUTS STA
SMC 250V 14-145 MPA DOUBLE SOLENOID VALVE, -6-FG-D-9
CUB1, FILTER, 250 PSIG, 250°F MAX, 3/4" NPT, 16 GPM
NUMATICS 152SS400K 120 VOLTS 50/60 HERTZ 150 PSIG-AIR S
PARKER F1600S, HYDRAULIC FLOW CONTROL, 3000 PSI, 1" NPT
G.W. LISK RACINE K12-1258-109 110/115 VOLTS 50/60 HERTZ
ROSS 2771B4061 1/2" PIPE SIZE 110/120 VOLTS 50/60 HZ SI
FULFLO 1" NPT HYDRAULIC BYPASS RELIEF VALVE, VJ5R
APOLLO 1500CWP 1-1/2" NPT BALL VALVE, 83A-146-01
HUBBELL LJW64 LAY-IN WIREWAY, STRAIGHT SECTIONS, 6 X 6
SQUARE D MTX8112 COLUMN TYPE PANELBOARD CABLE TROUGH, N
SQUARE D NTX836A PANELBOARD CABLE TROUGH, NNB
SQUARE D MTX866 PANELBOARD CABLE TROUGH, NIB
GOULD I-T-E NF351H SAFETY SWITCH, VACU-BREAK W/ CLAMPMA
CUTLER-HAMMER EHD1050 50 Amp INDUSTRIAL CIRCUIT BREAKER
PEPPERL + FUCHS CJ40-FP-A2-P4 / 904116 CAPACITIVE SENSO
SICK OPTIC C4K5-1203CCXX0B / KIT, NIB
TRERICE M511-04 GAUGE W/ DIAPHRAGM, 0-60 PSI, NNB
MAC 6531B-000-PM-112DA 4WAY SOLENOID PILOT SPOOL VALV
NORD GEAR SK 172-63L/4 CUS GEAR MOTOR, NIB
GRACO 162239 PISTON ROD, IN BAG
GENERAL ELECTRIC IC4482 CTRA800A206A1 CONTACTOR COIL, 3
CLECO 12V HEAVY DUTY BATTERY PACK CXBP004
TURCK BI5U-EM18H-AP6X2-H1141/S395 BARREL INDUCTIVE SENS
MERLIN GERIN 4A SINGLE POLE CIRCUIT BREAKER C60N 24428
